International Arrangement 1999 — the way to a mutual recognition of results of measurements

In 2009 the International arrangement of mutual recognition of national standards and certificates of calibration and measurements, issued by national metrological institution celebrates its 10th anniversary which will take place in Paris, France. The article is devoted to this event and includes detailed history of the metrology which took several steps. The International arrangement, signed in 1999 in Paris, played a vital role for further development of metrology, for the creation of global measuring system which provides the unity of measurements in the whole world.